Description: Material: Made from pp materials, this assembly line conveyor belt systerm model is designed for durability and repeated use, ensuring long-last educational value for students and hobbyists alike Product Size: With dimensions of 27cmx22.5cmx26cm/10.63inchx8.86inchx10.24inch, this DIY Circular conveying line model is compact enough for easy handling while providing ample space for detailed exploration of its mechanical systems Interactive Experience: The DIY assembly line conveyor belt systerm model fosters a family atmosphere by encouraging parent child interaction Learning Tool: This DIY mechanical model offers an engaging way to exploring the principles of factory automation and material transport, simulate real-world industrial processes Hands-On STEM Education: Suitable for STEAM enthusiasts, this kit provides a practical understanding of key engineering concepts such as the working principle of conveyor belts, crank-rocker mechanisms in robotic arms, and parallelogram linkages Specification: Material: PP         Size Chart: 27cmx22.5cmx26cm/10.63inchx8.86inchx10.24inch Package Includes: 1 Set DIY Assembly Line Conveyor Belt Systerm Model Note: 1.This is not infant toy , please take away from children to avoid eating. 2.Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.